Schumann's Fantasie, Op. 17 is one of the finest examples of Romantic piano music. In a rounded picture of this major keyboard work, Nicholas Marston first traces the fascinating history of its composition, drawing on many of Schumann's letters to Clara Wieck and to his publisher, and examining the few surviving sketches: To whom was the work really dedicated? Was the celebrated opening movement perhaps intended as an independent composition? Schumann's...